基于PSD的激光三角MATLAB时显轮廓仪  

A Laser Triangulation Profilometer for Real-time Display Based on PSD and MATLAB

作　　者：张新红 黄智杰 兰发胜 李华健 陈虹微[2] 陈晶晶[2] 吕晶[2] ZHANG Xinhong;HUANG Zhijie;LAN Fasheng;LI Huajian;CHEN Hongwei;CHEN Jingjing;LV Jing(Longyan University,Longyan,Fujian 364000,China)

机构地区：[1]龙岩学院物理与机电工程学院,福建龙岩364000 [2]龙岩学院,福建龙岩364000

出　　处：《龙岩学院学报》2021年第2期10-14,共5页Journal of Longyan University

基　　金：国家级大学生创新创业训练计划项目(201711312011);福建省自然科学基金项目(2017J01707,2017J01766,2019J01795);福建省中青年教师教育科研项目(JAT160500);福建省量子调控与新能源材料重点实验室开放基金(FJQMNEM-2014001,QMNEM1611)。

摘　　要：为适应应用型人才培养,提高学生综合实践能力,设计激光三角轮廓扫描系统。以PSD为光电探测元件构成双透镜激光三角测头,单片机控制测头电机X-Y平面扫描运动,同时获得物体高度Z,测量结果通过串口通信实时传给MATLAB,实现物体(X,Y,Z)三维轮廓实时显示。本设计融合了电子技术、光电子技术、单片机、MATLAB、光电检测等电子、光电专业本科基础技术课程,个体基础性强,可以作为相关专业应用型人才培养的实践教学典范。In order to adapt to the cultivation of modern applied talents,and improve the students'comprehensive practical ability,a laser triangular contour scanning system is designed.In this system,PSD is used as photoelectric detection element to form a double lens laser triangulation probe,and a single-chip microcomputer control system is used to drive the probe motor to scan the X-Y plane and measure the height Z of the object.In real time,the measurement results are transmitted to MATLAB through serial communication to realize the real-time display of 3D contour.This design integrates electronic technology,optoelectronic technology,single-chip microcomputer,MATLAB,photoelectric detection and other electronic and optoelectronic professional basic technology courses.This design has strong individual foundation,and can be used as a practical teaching model for the cultivation of application-oriented talents in related majors.

关 键 词：激光三角法 轮廓扫描 单片机 PSD MATLAB 

分 类 号：TM93[电气工程—电力电子与电力传动]